public static MemberInfo GetMemberInfoFromType(Type targetType, MemberInfo memberInfo)
{
if (TypeExtensions.MemberType(memberInfo) != MemberTypes.Property)
{
return(Enumerable.SingleOrDefault(targetType.GetMember(memberInfo.Name, TypeExtensions.MemberType(memberInfo), BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic)));
}
PropertyInfo propertyInfo = (PropertyInfo)memberInfo;
Type[] types = Enumerable.ToArray(Enumerable.Select(propertyInfo.GetIndexParameters(), p => p.ParameterType));
return(targetType.GetProperty(propertyInfo.Name, BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic, null, propertyInfo.PropertyType, types, null));
}
public static void SetMemberValue(MemberInfo member, object target, object value)
{
ValidationUtils.ArgumentNotNull(member, "member");
ValidationUtils.ArgumentNotNull(target, "target");
switch (TypeExtensions.MemberType(member))
{
case MemberTypes.Field:
((FieldInfo)member).SetValue(target, value);
break;
case MemberTypes.Property:
((PropertyInfo)member).SetValue(target, value, null);
break;
default:
throw new ArgumentException(StringUtils.FormatWith("MemberInfo '{0}' must be of type FieldInfo or PropertyInfo", CultureInfo.InvariantCulture, member.Name), "member");
}
}
public static Type GetMemberUnderlyingType(MemberInfo member)
{
ValidationUtils.ArgumentNotNull(member, "member");
switch (TypeExtensions.MemberType(member))
{
case MemberTypes.Event:
return(((EventInfo)member).EventHandlerType);
case MemberTypes.Field:
return(((FieldInfo)member).FieldType);
case MemberTypes.Property:
return(((PropertyInfo)member).PropertyType);
default:
throw new ArgumentException("MemberInfo must be of type FieldInfo, PropertyInfo or EventInfo", "member");
}
}
public static bool CanSetMemberValue(MemberInfo member, bool nonPublic, bool canSetReadOnly)
{
switch (TypeExtensions.MemberType(member))
{
case MemberTypes.Field:
FieldInfo fieldInfo = (FieldInfo)member;
return((!fieldInfo.IsInitOnly || canSetReadOnly) && (nonPublic || fieldInfo.IsPublic));
case MemberTypes.Property:
PropertyInfo propertyInfo = (PropertyInfo)member;
if (!propertyInfo.CanWrite)
{
return(false);
}
return(nonPublic || propertyInfo.GetSetMethod(nonPublic) != null);
default:
return(false);
}
}
public static bool CanReadMemberValue(MemberInfo member, bool nonPublic)
{
switch (TypeExtensions.MemberType(member))
{
case MemberTypes.Field:
FieldInfo fieldInfo = (FieldInfo)member;
return(nonPublic || fieldInfo.IsPublic);
case MemberTypes.Property:
PropertyInfo propertyInfo = (PropertyInfo)member;
if (!propertyInfo.CanRead)
{
return(false);
}
return(nonPublic || propertyInfo.GetGetMethod(nonPublic) != null);
default:
return(false);
}
}
private static bool IsOverridenGenericMember(MemberInfo memberInfo, BindingFlags bindingAttr)
{
switch (TypeExtensions.MemberType(memberInfo))
{
case MemberTypes.Field:
case MemberTypes.Property:
Type declaringType = memberInfo.DeclaringType;
if (!TypeExtensions.IsGenericType(declaringType))
{
return(false);
}
Type genericTypeDefinition = declaringType.GetGenericTypeDefinition();
if (genericTypeDefinition == null)
{
return(false);
}
MemberInfo[] member = genericTypeDefinition.GetMember(memberInfo.Name, bindingAttr);
return(member.Length != 0 && GetMemberUnderlyingType(member[0]).IsGenericParameter);
default:
throw new ArgumentException("Member must be a field or property.");
}
}
public static object GetMemberValue(MemberInfo member, object target)
{
ValidationUtils.ArgumentNotNull(member, "member");
ValidationUtils.ArgumentNotNull(target, "target");
switch (TypeExtensions.MemberType(member))
{
case MemberTypes.Field:
return(((FieldInfo)member).GetValue(target));
case MemberTypes.Property:
try
{
return(((PropertyInfo)member).GetValue(target, null));
}
catch (TargetParameterCountException ex)
{
throw new ArgumentException(StringUtils.FormatWith("MemberInfo '{0}' has index parameters", CultureInfo.InvariantCulture, member.Name), ex);
}
default:
throw new ArgumentException(StringUtils.FormatWith("MemberInfo '{0}' is not of type FieldInfo or PropertyInfo", CultureInfo.InvariantCulture, CultureInfo.InvariantCulture, member.Name), "member");
}
}
